ZNT-Ⅲ型太阳灶截光曲面采用优化设计力法。结构计设上采用了重心支承型的三点稳定机架,结构简单可靠.跟踪调节设计为回转式方位调整和简易提拉式角条高度角调节装置.采用新型材料 GRC 和高反光率的聚酯真空镀铝薄膜作为灶壳的反光材料。样机和试生产产品经检测达到了设计目标,综合性能良好。 ZNT-Ⅲ solar cookers cut the surface using optimized design method. The structure design adopts the three-point stable frame with the center of gravity support, the structure is simple and reliable, the tracking adjustment is designed as the rotary azimuth adjustment and the simple lifting angle corner height angle adjustment device, and the new material GRC and the high light reflectance poly Ester film vacuum aluminum film as the reflective shell material. Prototype and trial production of products tested to achieve the design goals, good overall performance.